CSEC Biology and HSB Notes

SYLLABUS REFERENCE  CSEC HSB [B1.27] distinguish between egestion and excretion;  [B5.1] explain the importance of excretion in human beings;  [B5.2] explain the roles of the organs involved in excretion;  [B5.3] relate the structures of the kidney to their function;  [B5.8] explain the regulation of water;  CSEC Biology  [B5.1] distinguish between egestion and excretion;  [B5.2] discuss the importance of excretion in living organisms;  [B5.3] state how metabolic wastes are excreted from plants and animals;  [B5.4] relate the kidney to its osmoregulatory and excretory functions. 

SYLLABUS REFERENCE  CSEC HSB  [B5.4] relate the structures of the skin to their functions.  CSEC Biology  [B7.11] relate the structure of the human skin to its function in temperature regulation.